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GB2610945B - Shape Memory Alloy Actuation Apparatus - Google Patents

Shape Memory Alloy Actuation Apparatus Download PDF

Info

Publication number
GB2610945B
GB2610945B GB2215826.5A GB202215826A GB2610945B GB 2610945 B GB2610945 B GB 2610945B GB 202215826 A GB202215826 A GB 202215826A GB 2610945 B GB2610945 B GB 2610945B
Authority
GB
United Kingdom
Prior art keywords
shape memory
memory alloy
actuation apparatus
alloy actuation
shape
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB2215826.5A
Other versions
GB2610945A (en
GB202215826D0 (en
Inventor
matthew bunting Stephen
Benjamin Simpson Brown Andrew
Scholz Marc-Sebastian
Howarth James
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cambridge Mechatronics Ltd
Original Assignee
Cambridge Mechatronics Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GBGB1801007.4A external-priority patent/GB201801007D0/en
Priority claimed from GBGB1811621.0A external-priority patent/GB201811621D0/en
Application filed by Cambridge Mechatronics Ltd filed Critical Cambridge Mechatronics Ltd
Publication of GB202215826D0 publication Critical patent/GB202215826D0/en
Publication of GB2610945A publication Critical patent/GB2610945A/en
Application granted granted Critical
Publication of GB2610945B publication Critical patent/GB2610945B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/065—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like using a shape memory element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements
    • F03G7/06143—Wires
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
  • Adjustment Of Camera Lenses (AREA)
GB2215826.5A 2018-01-22 2019-01-22 Shape Memory Alloy Actuation Apparatus Active GB2610945B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB1801007.4A GB201801007D0 (en) 2018-01-22 2018-01-22 Inclined SMA wire AF
GB1810204.6A GB2570358A (en) 2018-01-22 2018-06-21 Shape memory alloy actuation apparatus
GBGB1811621.0A GB201811621D0 (en) 2018-07-16 2018-07-16 Shape memory alloy actuation apparatus
GB2011087.0A GB2583854B (en) 2018-01-22 2019-01-22 Shape memory alloy actuation apparatus

Publications (3)

Publication Number Publication Date
GB202215826D0 GB202215826D0 (en) 2022-12-07
GB2610945A GB2610945A (en) 2023-03-22
GB2610945B true GB2610945B (en) 2023-06-07

Family

ID=67302221

Family Applications (3)

Application Number Title Priority Date Filing Date
GB2215826.5A Active GB2610945B (en) 2018-01-22 2019-01-22 Shape Memory Alloy Actuation Apparatus
GB2011087.0A Active GB2583854B (en) 2018-01-22 2019-01-22 Shape memory alloy actuation apparatus
GB2215125.2A Active GB2608572B (en) 2018-01-22 2019-01-22 Shape memory alloy actuation apparatus

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB2011087.0A Active GB2583854B (en) 2018-01-22 2019-01-22 Shape memory alloy actuation apparatus
GB2215125.2A Active GB2608572B (en) 2018-01-22 2019-01-22 Shape memory alloy actuation apparatus

Country Status (4)

Country Link
US (3) US11454221B2 (en)
CN (1) CN111587321A (en)
GB (3) GB2610945B (en)
WO (1) WO2019142005A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2610945B (en) 2018-01-22 2023-06-07 Cambridge Mechatronics Ltd Shape Memory Alloy Actuation Apparatus
GB2578454A (en) * 2018-10-28 2020-05-13 Cambridge Mechatronics Ltd Haptic feedback generation
GB2589385B (en) * 2019-12-01 2022-01-12 Cambridge Mechatronics Ltd Actuator assembly
GB2592002B (en) * 2020-02-06 2022-04-20 Cambridge Mechatronics Ltd A shape memory alloy apparatus
GB2593681A (en) * 2020-03-26 2021-10-06 Cambridge Mechatronics Ltd A shape memory actuator
CN216595833U (en) 2020-09-02 2022-05-24 哈钦森技术股份有限公司 Guided autofocus assembly
WO2024019932A1 (en) * 2022-07-22 2024-01-25 Hutchinson Technology Incorporated Guided autofocus assembly
GB2625731A (en) * 2022-12-22 2024-07-03 Cambridge Mechatronics Ltd Actuator assembly

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002130114A (en) * 2000-10-20 2002-05-09 Toshiba Corp Actuator device
US20020113499A1 (en) * 2001-02-22 2002-08-22 Von Behrens Peter E. SMA actuator with improved temperature control
US20090295986A1 (en) * 2006-03-30 2009-12-03 Richard Topliss Camera lens actuation apparatus
KR20130026726A (en) * 2011-09-06 2013-03-14 엘지이노텍 주식회사 Auto focusing apparatus
WO2016189314A1 (en) * 2015-05-26 2016-12-01 Cambridge Mechatronics Limited Assembly method for a shape memory alloy actuator arrangement

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2457860B (en) * 2007-02-12 2010-06-30 Cambridge Mechatronics Ltd Shape memory alloy actuation apparatus
WO2009114357A2 (en) * 2008-03-07 2009-09-17 Gm Global Technology Operations, Inc. Shape memory alloy cables
WO2011104518A1 (en) * 2010-02-26 2011-09-01 Cambridge Mechatronics Limited Sma actuation apparatus
GB2497903B (en) * 2010-09-22 2015-01-28 Cambridge Mechatronics Ltd Optical image stabilisation
GB2514071B (en) * 2012-02-16 2015-09-16 Cambridge Mechatronics Ltd Shape memory alloy actuation apparatus
EP2732331B1 (en) * 2012-05-25 2015-06-24 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
JP2014010380A (en) * 2012-07-02 2014-01-20 Panasonic Corp Lens actuator
US9531953B2 (en) * 2013-10-11 2016-12-27 Samsung Electro-Mechanics Co., Ltd. Camera module and portable electronic device including the same
WO2016075606A1 (en) 2014-11-12 2016-05-19 Actuator Solutions GmbH Camera module autofocus actuator and control method thereof
US9366879B1 (en) * 2014-12-02 2016-06-14 Hutchinson Technology Incorporated Camera lens suspension with polymer bearings
US9454016B1 (en) * 2015-03-06 2016-09-27 Hutchinson Technology Incorporated Camera lens suspension with integrated electrical leads
WO2018204888A1 (en) * 2017-05-05 2018-11-08 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11531183B2 (en) * 2017-12-08 2022-12-20 Ningbo Sunny Opotech Co., Ltd. Optical assembly having support portion and fixing portion for SMA line, camera module having optical assembly, and smart device having camera module
GB2610945B (en) 2018-01-22 2023-06-07 Cambridge Mechatronics Ltd Shape Memory Alloy Actuation Apparatus
GB2574871A (en) * 2018-06-21 2019-12-25 Cambridge Mechatronics Ltd Shape memory alloy actuation apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002130114A (en) * 2000-10-20 2002-05-09 Toshiba Corp Actuator device
US20020113499A1 (en) * 2001-02-22 2002-08-22 Von Behrens Peter E. SMA actuator with improved temperature control
US20090295986A1 (en) * 2006-03-30 2009-12-03 Richard Topliss Camera lens actuation apparatus
KR20130026726A (en) * 2011-09-06 2013-03-14 엘지이노텍 주식회사 Auto focusing apparatus
WO2016189314A1 (en) * 2015-05-26 2016-12-01 Cambridge Mechatronics Limited Assembly method for a shape memory alloy actuator arrangement

Also Published As

Publication number Publication date
GB2583854B (en) 2023-02-01
GB202215125D0 (en) 2022-11-30
US20240035454A1 (en) 2024-02-01
WO2019142005A1 (en) 2019-07-25
US20220403831A1 (en) 2022-12-22
GB2610945A (en) 2023-03-22
GB202011087D0 (en) 2020-09-02
GB2608572A (en) 2023-01-04
CN111587321A (en) 2020-08-25
US11454221B2 (en) 2022-09-27
US20200362837A1 (en) 2020-11-19
GB202215826D0 (en) 2022-12-07
GB2583854A (en) 2020-11-11
GB2608572B (en) 2023-07-19
US11815073B2 (en) 2023-11-14

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